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framework amd: only apply suspend workaround on <6.7

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Tom Vincent 2024-01-08 18:25:06 +00:00 committed by GitHub
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2
framework/13-inch/7040-amd/README.md
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@ -18,7 +18,7 @@ Then run
## Suspend/wake workaround
As of firmware v03.03, a bug in the EC causes the system to wake if AC is connected _despite_ the lid being closed. The following works around this, with the trade-off that keyboard presses also no longer wake the system.
As of firmware v03.03, a bug in the EC causes the system to wake if AC is connected _despite_ the lid being closed. A workaround has been [upstreamed](https://github.com/torvalds/linux/commit/a55bdad5dfd1efd4ed9ffe518897a21ca8e4e193) in Linux v6.7. For older kernels, the following works around this, with the trade-off that keyboard presses also no longer wake the system.
```nix
{

4
framework/13-inch/7040-amd/default.nix
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@ -29,7 +29,9 @@ in
# https://wireless.wiki.kernel.org/en/users/drivers/mediatek
boot.kernelPackages = lib.mkIf (lib.versionOlder pkgs.linux.version "6.1") (lib.mkDefault pkgs.linuxPackages_latest);
services.udev.extraRules = lib.optionalString cfg.preventWakeOnAC ''
# Workaround applied upstream in Linux >=6.7 (on BIOS 03.03)
# https://github.com/torvalds/linux/commit/a55bdad5dfd1efd4ed9ffe518897a21ca8e4e193
services.udev.extraRules = lib.mkIf (lib.versionOlder pkgs.linux.version "6.7" && cfg.preventWakeOnAC) ''
# Prevent wake when plugging in AC during suspend. Trade-off: keyboard wake disabled. See:
# https://community.frame.work/t/tracking-framework-amd-ryzen-7040-series-lid-wakeup-behavior-feedback/39128/45
ACTION=="add", SUBSYSTEM=="serio", DRIVERS=="atkbd", ATTR{power/wakeup}="disabled"